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-rw-r--r--lib/coderay/scanners/helpers/ruby_helper.rb213
1 files changed, 0 insertions, 213 deletions
diff --git a/lib/coderay/scanners/helpers/ruby_helper.rb b/lib/coderay/scanners/helpers/ruby_helper.rb
deleted file mode 100644
index ad649da..0000000
--- a/lib/coderay/scanners/helpers/ruby_helper.rb
+++ /dev/null
@@ -1,213 +0,0 @@
-module CodeRay module Scanners
-
- class Ruby
-
- RESERVED_WORDS = %w[
- and def end in or unless begin
- defined? ensure module redo super until
- BEGIN break do next rescue then
- when END case else for retry
- while alias class elsif if not return
- undef yield
- ]
-
- DEF_KEYWORDS = %w[ def ]
- UNDEF_KEYWORDS = %w[ undef ]
- MODULE_KEYWORDS = %w[class module]
- DEF_NEW_STATE = WordList.new(:initial).
- add(DEF_KEYWORDS, :def_expected).
- add(UNDEF_KEYWORDS, :undef_expected).
- add(MODULE_KEYWORDS, :module_expected)
-
- IDENTS_ALLOWING_REGEXP = %w[
- and or not while until unless if then elsif when sub sub! gsub gsub! scan slice slice! split
- ]
- REGEXP_ALLOWED = WordList.new(false).
- add(IDENTS_ALLOWING_REGEXP, :set)
-
- PREDEFINED_CONSTANTS = %w[
- nil true false self
- DATA ARGV ARGF __FILE__ __LINE__
- ]
-
- IDENT_KIND = WordList.new(:ident).
- add(RESERVED_WORDS, :reserved).
- add(PREDEFINED_CONSTANTS, :pre_constant)
-
- IDENT = /[a-z_][\w_]*/i
-
- METHOD_NAME = / #{IDENT} [?!]? /ox
- METHOD_NAME_OPERATOR = /
- \*\*? # multiplication and power
- | [-+]@? # plus, minus
- | [\/%&|^`~] # division, modulo or format strings, &and, |or, ^xor, `system`, tilde
- | \[\]=? # array getter and setter
- | << | >> # append or shift left, shift right
- | <=?>? | >=? # comparison, rocket operator
- | ===? # simple equality and case equality
- /ox
- METHOD_NAME_EX = / #{IDENT} [?!=]? | #{METHOD_NAME_OPERATOR} /ox
- INSTANCE_VARIABLE = / @ #{IDENT} /ox
- CLASS_VARIABLE = / @@ #{IDENT} /ox
- OBJECT_VARIABLE = / @@? #{IDENT} /ox
- GLOBAL_VARIABLE = / \$ (?: #{IDENT} | [1-9]\d* | 0\w* | [~&+`'=\/,;_.<>!@$?*":\\] | -[a-zA-Z_0-9] ) /ox
- PREFIX_VARIABLE = / #{GLOBAL_VARIABLE} |#{OBJECT_VARIABLE} /ox
- VARIABLE = / @?@? #{IDENT} | #{GLOBAL_VARIABLE} /ox
-
- QUOTE_TO_TYPE = {
- '`' => :shell,
- '/'=> :regexp,
- }
- QUOTE_TO_TYPE.default = :string
-
- REGEXP_MODIFIERS = /[mixounse]*/
- REGEXP_SYMBOLS = /[|?*+?(){}\[\].^$]/
-
- DECIMAL = /\d+(?:_\d+)*/
- OCTAL = /0_?[0-7]+(?:_[0-7]+)*/
- HEXADECIMAL = /0x[0-9A-Fa-f]+(?:_[0-9A-Fa-f]+)*/
- BINARY = /0b[01]+(?:_[01]+)*/
-
- EXPONENT = / [eE] [+-]? #{DECIMAL} /ox
- FLOAT_SUFFIX = / #{EXPONENT} | \. #{DECIMAL} #{EXPONENT}? /ox
- FLOAT_OR_INT = / #{DECIMAL} (?: #{FLOAT_SUFFIX} () )? /ox
- NUMERIC = / (?=0) (?: #{OCTAL} | #{HEXADECIMAL} | #{BINARY} ) | #{FLOAT_OR_INT} /ox
-
- SYMBOL = /
- :
- (?:
- #{METHOD_NAME_EX}
- | #{PREFIX_VARIABLE}
- | ['"]
- )
- /ox
-
- # TODO investigste \M, \c and \C escape sequences
- # (?: M-\\C-|C-\\M-|M-\\c|c\\M-|c|C-|M-)? (?: \\ (?: [0-7]{3} | x[0-9A-Fa-f]{2} | . ) )
- # assert_equal(225, ?\M-a)
- # assert_equal(129, ?\M-\C-a)
- ESCAPE = /
- [abefnrstv]
- | M-\\C-|C-\\M-|M-\\c|c\\M-|c|C-|M-
- | [0-7]{1,3}
- | x[0-9A-Fa-f]{1,2}
- | .
- /mx
-
- CHARACTER = /
- \?
- (?:
- [^\s\\]
- | \\ #{ESCAPE}
- )
- /mx
-
- # NOTE: This is not completely correct, but
- # nobody needs heredoc delimiters ending with \n.
- HEREDOC_OPEN = /
- << (-)? # $1 = float
- (?:
- ( [A-Za-z_0-9]+ ) # $2 = delim
- |
- ( ["'`] ) # $3 = quote, type
- ( [^\n]*? ) \3 # $4 = delim
- )
- /mx
-
- RUBYDOC = /
- =begin (?!\S)
- .*?
- (?: \Z | ^=end (?!\S) [^\n]* )
- /mx
-
- DATA = /
- __END__$
- .*?
- (?: \Z | (?=^\#CODE) )
- /mx
-
- RUBYDOC_OR_DATA = / #{RUBYDOC} | #{DATA} /xo
-
- RDOC_DATA_START = / ^=begin (?!\S) | ^__END__$ /x
-
- FANCY_START = / % ( [qQwWxsr] | (?![\w\s=]) ) (.) /mox
-
- FancyStringType = {
- 'q' => [:string, false],
- 'Q' => [:string, true],
- 'r' => [:regexp, true],
- 's' => [:symbol, false],
- 'x' => [:shell, true],
- 'w' => [:string, :word],
- 'W' => [:string, :word],
- }
- FancyStringType['w'] = FancyStringType['q']
- FancyStringType['W'] = FancyStringType[''] = FancyStringType['Q']
-
- class StringState < Struct.new :type, :interpreted, :delim, :heredoc,
- :paren, :paren_depth, :pattern, :next_state
-
- CLOSING_PAREN = Hash[ *%w[
- ( )
- [ ]
- < >
- { }
- ] ]
-
- CLOSING_PAREN.values.each { |o| o.freeze } # debug, if I try to change it with <<
- OPENING_PAREN = CLOSING_PAREN.invert
-
- STRING_PATTERN = Hash.new { |h, k|
- delim, interpreted = *k
- delim_pattern = Regexp.escape(delim.dup)
- if starter = OPENING_PAREN[delim]
- delim_pattern << Regexp.escape(starter)
- end
-
-
- special_escapes =
- case interpreted
- when :regexp_symbols
- '| ' + REGEXP_SYMBOLS.source
- when :words
- '| \s'
- end
-
- h[k] =
- if interpreted and not delim == '#'
- / (?= [#{delim_pattern}\\] | \# [{$@] #{special_escapes} ) /mx
- else
- / (?= [#{delim_pattern}\\] #{special_escapes} ) /mx
- end
- }
-
- HEREDOC_PATTERN = Hash.new { |h, k|
- delim, interpreted, indented = *k
- delim_pattern = Regexp.escape(delim.dup)
- delim_pattern = / \n #{ '(?>[\ \t]*)' if indented } #{ Regexp.new delim_pattern } $ /x
- h[k] =
- if interpreted
- / (?= #{delim_pattern}() | \\ | \# [{$@] ) /mx # $1 set == end of heredoc
- else
- / (?= #{delim_pattern}() | \\ ) /mx
- end
- }
-
- def initialize kind, interpreted, delim, heredoc = false
- if paren = CLOSING_PAREN[delim]
- delim, paren = paren, delim
- paren_depth = 1
- end
- if heredoc
- pattern = HEREDOC_PATTERN[ [delim, interpreted, heredoc == :indented] ]
- delim = nil
- else
- pattern = STRING_PATTERN[ [delim, interpreted] ]
- end
- super kind, interpreted, delim, heredoc, paren, paren_depth, pattern, :initial
- end
- end unless defined? StringState
-
- end
-
-end end
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